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Finding the Fourth Proportional to 193,466.70, 290,200.05 and 53,225.10

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Solution

The fourth proportional to 193,466.70, 290,200.05 and 53,225.10 is: 79,837.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,466.70 : 290,200.05 = 53,225.10 : x
  2. Step 2: Convert to fraction form
    193,466.70/290,200.05 = 53,225.10/x
  3. Step 3: Cross multiply
    193,466.70x = 290,200.05 × 53,225.10
  4. Step 4: Simplify right side
    193,466.70x = 15,445,926,681.26
  5. Step 5: Solve for x
    x = 15,445,926,681.26/193,466.70
  6. Step 6: Final answer
    x = 79,837.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.